A system for limiting group access is provided. A representative system includes a group access management system operable to store a plurality of resource lists, the resource lists comprising at least one contact and at least one group comprising at least one member and further comprising a group class of service marker associated with the at least one group. The system further comprises a network service router coupled to the group access management system and being operable to route a service request, if the service request includes an adequate class of service marker with respect to the group class of service marker. Methods and other systems for limiting group access are also provided.